From: Rick Altherr <ralth...@google.com>

The Qanta Q71L BMC is an ASPEED ast2400 based BMC that is part of a
Qanta x86 server.

This adds the device tree description for most upstream components. It
is a squashed commit from the OpenBMC kernel tree.

Signed-off-by: Peter Hanson <pet...@google.com>
Signed-off-by: Andrew Jeffery <and...@aj.id.au>
Signed-off-by: Patrick Venture <vent...@google.com>
Signed-off-by: Rick Altherr <ralth...@google.com>
Signed-off-by: Joel Stanley <j...@jms.id.au>
---
 arch/arm/boot/dts/Makefile                   |   3 +-
 arch/arm/boot/dts/aspeed-bmc-quanta-q71l.dts | 458 +++++++++++++++++++++++++++
 2 files changed, 460 insertions(+), 1 deletion(-)
 create mode 100644 arch/arm/boot/dts/aspeed-bmc-quanta-q71l.dts

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 48c55f307aa9..5ab5d9169511 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -1106,5 +1106,6 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
        aspeed-bmc-opp-palmetto.dtb \
        aspeed-bmc-opp-romulus.dtb \
        aspeed-bmc-opp-witherspoon.dtb \
-       aspeed-bmc-opp-zaius.dtb
+       aspeed-bmc-opp-zaius.dtb \
+       aspeed-bmc-quanta-q71l.dtb
 endif
diff --git a/arch/arm/boot/dts/aspeed-bmc-quanta-q71l.dts 
b/arch/arm/boot/dts/aspeed-bmc-quanta-q71l.dts
new file mode 100644
index 000000000000..2f40bab63149
--- /dev/null
+++ b/arch/arm/boot/dts/aspeed-bmc-quanta-q71l.dts
@@ -0,0 +1,458 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+
+#include "aspeed-g4.dtsi"
+
+/ {
+       model = "Quanta Q71L BMC";
+       compatible = "quanta,q71l-bmc", "aspeed,ast2400";
+
+       chosen {
+               stdout-path = &uart5;
+               bootargs = "console=ttyS4,115200 earlyprintk";
+       };
+
+       memory {
+               reg = <0x40000000 0x8000000>;
+       };
+
+       reserved-memory {
+               #address-cells = <1>;
+               #size-cells = <1>;
+               ranges;
+
+               vga_memory: framebuffer@47800000 {
+                       no-map;
+                       reg = <0x47800000 0x00800000>; /* 8MB */
+               };
+       };
+
+       leds {
+               compatible = "gpio-leds";
+
+               heartbeat {
+                       gpios = <&gpio ASPEED_GPIO(B, 0) GPIO_ACTIVE_LOW>;
+               };
+
+               power {
+                       gpios = <&gpio ASPEED_GPIO(B, 2) GPIO_ACTIVE_LOW>;
+               };
+
+               identify {
+                       gpios = <&gpio ASPEED_GPIO(B, 3) GPIO_ACTIVE_LOW>;
+               };
+       };
+
+       iio-hwmon {
+               compatible = "iio-hwmon";
+               io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>,
+                       <&adc 4>, <&adc 5>, <&adc 6>, <&adc 7>,
+                       <&adc 8>, <&adc 9>, <&adc 10>;
+       };
+
+       iio-hwmon-battery {
+               compatible = "iio-hwmon";
+               io-channels = <&adc 11>;
+       };
+
+       i2c1mux: i2cmux {
+               compatible = "i2c-mux-gpio";
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               /* mux-gpios = <&sgpio 10 GPIO_ACTIVE_HIGH> */
+               i2c-parent = <&i2c1>;
+       };
+};
+
+&fmc {
+       status = "okay";
+       flash@0 {
+               status = "okay";
+               label = "bmc";
+               m25p,fast-read;
+#include "openbmc-flash-layout.dtsi"
+       };
+};
+
+&spi {
+       status = "okay";
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_spi1_default>;
+
+       flash@0 {
+               status = "okay";
+               m25p,fast-read;
+               label = "pnor";
+       };
+};
+
+&pinctrl {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_vgahs_default &pinctrl_vgavs_default
+                       &pinctrl_ddcclk_default &pinctrl_ddcdat_default>;
+};
+
+&lpc_snoop {
+       status = "okay";
+       snoop-ports = <0x80>;
+};
+
+&mac0 {
+       status = "okay";
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_rmii1_default>;
+       use-ncsi;
+};
+
+&mac1 {
+       status = "okay";
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_rgmii2_default &pinctrl_mdio2_default>;
+};
+
+&uart5 {
+       status = "okay";
+};
+
+&i2c0 {
+       status = "okay";
+};
+
+&i2c1 {
+       status = "okay";
+
+       /* temp2 inlet */
+       tmp75@4c {
+               compatible = "ti,tmp75";
+               reg = <0x4c>;
+       };
+
+       /* temp3 */
+       tmp75@4e {
+               compatible = "ti,tmp75";
+               reg = <0x4e>;
+       };
+
+       /* temp1 */
+       tmp75@4f {
+               compatible = "ti,tmp75";
+               reg = <0x4f>;
+       };
+
+       /* Baseboard FRU */
+       eeprom@54 {
+               compatible = "atmel,24c64";
+               reg = <0x54>;
+       };
+
+       /* FP FRU */
+       eeprom@57 {
+               compatible = "atmel,24c64";
+               reg = <0x57>;
+       };
+};
+
+&i2c2 {
+       status = "okay";
+
+       /* 0: PCIe Slot 2,
+        *    Slot 3,
+        *    Slot 6,
+        *    Slot 7
+        */
+       i2c-switch@74 {
+               compatible = "nxp,pca9546";
+               reg = <0x74>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+               i2c-mux-idle-disconnect;  /* may use mux@77 next. */
+
+               i2c_pcie2: i2c@0 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <0>;
+               };
+
+               i2c_pcie3: i2c@1 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <1>;
+               };
+
+               i2c_pcie6: i2c@2 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <2>;
+               };
+
+               i2c_pcie7: i2c@3 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <3>;
+               };
+       };
+
+       /* 0: PCIe Slot 1,
+        *    Slot 4,
+        *    Slot 5,
+        *    Slot 8,
+        *    Slot 9,
+        *    Slot 10,
+        *    SSD 1,
+        *    SSD 2
+        */
+       i2c-switch@77 {
+               compatible = "nxp,pca9548";
+               #address-cells = <1>;
+               #size-cells = <0>;
+               reg = <0x77>;
+               i2c-mux-idle-disconnect;  /* may use mux@74 next. */
+
+               i2c_pcie1: i2c@0 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <0>;
+               };
+
+               i2c_pcie4: i2c@1 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <1>;
+               };
+
+               i2c_pcie5: i2c@2 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <2>;
+               };
+
+               i2c_pcie8: i2c@3 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <3>;
+               };
+
+               i2c_pcie9: i2c@4 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <4>;
+               };
+
+               i2c_pcie10: i2c@5 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <5>;
+               };
+
+               i2c_ssd1: i2c@6 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <6>;
+               };
+
+               i2c_ssd2: i2c@7 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <7>;
+               };
+       };
+};
+
+&i2c3 {
+       status = "okay";
+
+       /* BIOS FRU */
+       eeprom@56 {
+               compatible = "atmel,24c64";
+               reg = <0x56>;
+       };
+};
+
+&i2c4 {
+       status = "okay";
+};
+
+&i2c5 {
+       status = "okay";
+};
+
+&i2c6 {
+       status = "okay";
+};
+
+&i2c7 {
+       status = "okay";
+
+       /* 0: PSU4
+        *    PSU1
+        *    PSU3
+        *    PSU2
+        */
+       i2c-switch@70 {
+               compatible = "nxp,pca9546";
+               reg = <0x70>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               i2c_psu4: i2c@0 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <0>;
+               };
+
+               i2c_psu1: i2c@1 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <1>;
+               };
+
+               i2c_psu3: i2c@2 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <2>;
+               };
+
+               i2c_psu2: i2c@3 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <3>;
+               };
+       };
+
+       /* PDB FRU */
+       eeprom@52 {
+               compatible = "atmel,24c64";
+               reg = <0x52>;
+       };
+};
+
+&i2c8 {
+       status = "okay";
+
+       /* BMC FRU */
+       eeprom@50 {
+               compatible = "atmel,24c64";
+               reg = <0x50>;
+       };
+};
+
+&vuart {
+       status = "okay";
+};
+
+&wdt2 {
+       status = "okay";
+};
+
+&pwm_tacho {
+       status = "okay";
+
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_pwm0_default
+               &pinctrl_pwm1_default
+               &pinctrl_pwm2_default
+               &pinctrl_pwm3_default>;
+
+       fan@0 {
+               reg = <0x00>;
+               aspeed,fan-tach-ch = /bits/ 8 <0x00>;
+       };
+
+       fan@1 {
+               reg = <0x01>;
+               aspeed,fan-tach-ch = /bits/ 8 <0x01>;
+       };
+
+       fan@2 {
+               reg = <0x02>;
+               aspeed,fan-tach-ch = /bits/ 8 <0x02>;
+       };
+
+       fan@3 {
+               reg = <0x03>;
+               aspeed,fan-tach-ch = /bits/ 8 <0x03>;
+       };
+
+       fan@4 {
+               reg = <0x00>;
+               aspeed,fan-tach-ch = /bits/ 8 <0x04>;
+       };
+
+       fan@5 {
+               reg = <0x01>;
+               aspeed,fan-tach-ch = /bits/ 8 <0x05>;
+       };
+
+       fan@6 {
+               reg = <0x02>;
+               aspeed,fan-tach-ch = /bits/ 8 <0x06>;
+       };
+
+       fan@7 {
+               reg = <0x03>;
+               aspeed,fan-tach-ch = /bits/ 8 <0x07>;
+       };
+};
+
+&i2c1mux {
+       i2c@0 {
+               reg = <0>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               /* Memory Riser 1 FRU */
+               eeprom@50 {
+                       compatible = "atmel,24c02";
+                       reg = <0x50>;
+               };
+
+               /* Memory Riser 2 FRU */
+               eeprom@51 {
+                       compatible = "atmel,24c02";
+                       reg = <0x51>;
+               };
+
+               /* Memory Riser 3 FRU */
+               eeprom@52 {
+                       compatible = "atmel,24c02";
+                       reg = <0x52>;
+               };
+
+               /* Memory Riser 4 FRU */
+               eeprom@53 {
+                       compatible = "atmel,24c02";
+                       reg = <0x53>;
+               };
+       };
+
+       i2c@1 {
+               reg = <1>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               /* Memory Riser 5 FRU */
+               eeprom@50 {
+                       compatible = "atmel,24c02";
+                       reg = <0x50>;
+               };
+
+               /* Memory Riser 6 FRU */
+               eeprom@51 {
+                       compatible = "atmel,24c02";
+                       reg = <0x51>;
+               };
+
+               /* Memory Riser 7 FRU */
+               eeprom@52 {
+                       compatible = "atmel,24c02";
+                       reg = <0x52>;
+               };
+
+               /* Memory Riser 8 FRU */
+               eeprom@53 {
+                       compatible = "atmel,24c02";
+                       reg = <0x53>;
+               };
+       };
+};
-- 
2.14.1

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